Piccardi
{{PatentInfo |Assignee=Mentmore Manufacturing Co Limited |Country=FR |ApplicationNum=847613 |ApplicationDate=1938-12-15 |PatentNum=847613 |PatentDate=1939-10-12 |PriorityDate=1938-02-18 |Titolo=Perfectionnements aux stylographes |Marca=Mentmore |Descri...